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12

2025-12

【Industry trends】 The Daqing Oilfield has maintained a stable output of over 10 million tons for 24 consecutive years through tertiary oil recovery.

As of December 3rd, Daqing Oilfield, the world's largest research and production base for tertiary oil recovery, has achieved a tertiary oil recovery output of over 10 million tons in 2025, maintaining
05

2025-12

【Industry trends】 Zhejiang Oilfield has set a new domestic record for deep shale gas drilling.

On November 28th, it was learned that the Da'an 1H28-4 well, located in the Linjiang syncline of the Da'an block in western Chongqing, was successfully drilled. With a single run of rotary steering
28

2025-11

【Industry trends】 The self-developed integrated production line of Huabei Oilfield has enhanced the efficiency of pipeline business.

On November 24th, the "laser rust removal + automatic anti-corrosion" integrated pipeline production line independently developed by Tiancheng Lide Company of Huabei Oilfield was successfully put into operation and has been running stably.
21

2025-11

【Industry trends】 Changqing Oilfield Pioneers a New Path for Shale Oil Production Growth

On November 12th, it was learned that a well at the shale oil fracturing site in the main oilfield area of Longdong in Changqing Oilfield successfully completed the carbon dioxide energy-enhanced
14

2025-11

【Industry trends】 Liaoyang Petrochemical: Adapting to the Seasons to Ensure the Production of Low Pour Point Diesel

As temperatures in Northeast China continue to drop, the pressure to ensure a steady supply of low pour point diesel has been increasing.
07

2025-11

【Industry trends】 The automatic pipe pusher device of the Downhole Operations Company of Dagang Oilfield reduces burden and empowers.

On November 3rd, at the well maintenance site of Well West 17-9 in the Downhole Operations Company of Dagang Oilfield, employees completed the operation tasks that previously required the
31

2025-10

【Industry trends】 The Liaohe Oilfield has put a new device into use, reducing the comprehensive cost per ton of liquid by more than 20%.

On October 28th, it was learned from Liaohe Oilfield that after the Shu 5 Combined Station of the oilfield adopted the new-generation low-temperature electric dehydration device,
24

2025-10

【Industry trends】 Jidong Oilfield Develops a New Type of Filter Core Carbonization Cleaning Device to Reduce Costs and Increase Efficiency
18

2025-10

【Technical article】 Analysis of Key Technical Aspects in Valve Applications for Natural Gas Pipelines

In natural gas transmission and distribution systems, valves serve as the core components for fluid control, and their selection, installation, and maintenance directly impact the system's safety, continuity, and regulatory compliance.
11

2025-10

【Industry trends】 Daqing Oilfield develops wide-area tracer logging technology

On September 7th, the reporter learned from the Testing Technology Service Branch of Daqing

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